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You might have it looked at professionally, after you get the adjustable panhard bar on. Just to be on the safe side. You wouldn't want anything to turn loose, at speed.
So, I'm guessing that you hit the curb with the rear driver's side tire? The panhard bar centers the rear axle. It was bent when the axle shifted oveer from the impact. I would look over the other components to make sure nothing else was damaged.